球面螺線 的英文怎麼說

中文拼音 [qiúmiànluóxiàn]
球面螺線 英文
spherical spiral
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 球面 : spherical surface; sphere球面艙壁 spherical bulkhead; 球面車床 spherical turning lathe; 球面反射...
  1. As it is impossible to machine the helicoid gear surface with large module and a few teeth by gear generating, a four - axis milling was developed in this paper

    摘要針對大模數少齒數旋齒輪的加工特點,結合漸開和擺的性質,利用微分幾何工具計算出該類曲的法矢,作為選取頭銑刀半徑的依據。
  2. Finally, a method is put forward to construct the nurbs curves on sphere, which extends the de boor recursive algorithm in r3 to one on the sphere by replacing the geodesic distances for the lines and studies their many geometric properties analogous to those in euclidean spaces, such as the differential property, the local property, the parameter invariance under a projective transformation, and so on

    兩種方法均給出誤差估計,使逼近可達到任何預先給定的精確階。最後,給出nurbs曲生成演算法:用上測地? ?劣大圓弧代替直段,將歐氏空間r ~ 3中的deboor遞推演算法推廣到上構造麯
  3. Report back in the exhibit schedule : march 8, 2006 - 10 days am09 : march 10, 2006 - 12 days remove time : march 12, 2006 exhibitors range : car, car, motorcycle, light truck bearings, railway bearings, magnetic bearing spindle ; aviation aerospace marine bearings, rocket and satellite bearings ; industrial robot bearings, machining center and machine spindle bearings, textile machine bearings, motor bearings, and farm machinery bearings, paper machine bearings, bearings press, bearing mill, metallurgical mining, petrochemical machinery bearings, bearings sporting goods, marine rig bearing ; bearings, bearings gyroscope, high - precision bearings, high - speed bearings, linear motion bearings, needle roller bearings, thrust bearings, ultra - low - temperature bearings, special bearings, ceramic ball bearings, spherical with trophies bearing miniature bearings, quiet motor bearings, ball bearings, roller bearings, lubricating bearings corrosion resistant bearings, bearing joints ; bearing ring blank refinement, precision ball and roller crown, with nails cage

    撤展時間: 2006年03月12日參展范圍:轎車汽車摩托車輕型車軸承鐵路軸承磁懸浮軸承電主軸航空航天航海軸承火箭及人造衛星軸承工業機器人軸承加工中心及機床主軸軸承紡織機軸承電機軸承農機軸承造紙機軸承印刷機軸承軋機軸承冶金礦山石油化工機械軸承體育用品軸承海洋鉆機軸承組合軸承陀儀軸承高精軸承高速軸承直運動軸承滾針軸承推力軸承超低溫軸承特種專用軸承陶瓷軸承帶座外軸承微型軸承靜音電機軸承軸承滾子軸承潤滑軸承耐腐蝕軸承關節軸承軸承套圈精化毛坯精密鋼凸度滾子帶釘保持架軸承滾動體等軸承部件。
  4. A schedule, to report back on display : august 28, 2006 29 9am - 5pm 2 am09 : august 2006 30, 31 to 9 1 9 : 00 - 16 : 30 3, the opening time : august 30, 2006 at 9 : 30 4, remove time : september 1, 2006 as at 15 : 00 exhibitors scope of various bearings : metallurgical mine bearings, machine tool spindle bearings mill bearings, miniature bearings, bearings, ball bearings, roller bearings, needle roller bearings, roller bearings, gyroscope bearings, a high - precision bearings, high - speed bearings, bearings with block, linear motion bearings, low noise bearings lubricated bearings, ultra - low - temperature bearings, corrosion resistant bearings, joints bearings, deep groove ball bearings, angular contact ball bearings, aligning ball bearings, aligning roller bearings, cylindrical roller bearings, bearing a round, spiral roller bearings, thrust bearings, thrust ball bearings, thrust angular contact ball bearings, thrust spherical roller bearings, thrust needle roller bearings, thrust tapered roller bearings, turntable bearings, spherical ball bearings outside of cv and other bearings

    參展范圍各類軸承:冶金礦山軸承機床主軸軸承軋機軸承微型軸承組合軸承滾珠軸承滾筒軸承滾針軸承滾子軸承陀儀軸承高精軸承高速軸承帶座軸承直運動軸承低噪音軸承潤滑軸承超低溫軸承耐腐蝕軸承關節軸承深溝軸承角接觸軸承調心軸承調心滾子軸承圓柱滾子軸承圓軸承旋滾子軸承推力軸承推力軸承推力角接觸軸承推力調心滾子軸承推力滾針軸承推力圓錐滾子軸承轉盤軸承外軸承等速萬向節及其它軸承。
  5. The triangular rational bezier representation of cylindrical helix and the generation of the nurbs curves on sphere are discussed in detail

    具體討論圓柱的三角有理b zier表示和nurbs曲的生成。
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